0,2
W. A. Whitworth, DCC Exercises in Choice and Chance, Stechert, NY, 1945, p. 29.
Equals 4 * A006597.
Sequence in context: A099122 A001500 A054751 this_sequence A077122 A020540 A101540
Adjacent sequences: A006589 A006590 A006591 this_sequence A006593 A006594 A006595
nonn
njas
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